Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: fixed the integer overflow in the geneveopt structure’s length field. The struct geneveopt uses 5 bits to represent the length of each individual option. This means that the size of each option should be less than 128 bytes...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: - net: genl: fixed a memory leak in the error path during policy dumping. - If the construction of the policy array fails when recording non-first policies, we need to unwind the process. - The netlinkpolicydumpaddpolicy...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net/sched: actmpls: Fixed the warning during failed attribute validation. The TCAMPLSLABEL attribute is of type NLAU32, but its validation type is NLAVALIDATEFUNCTION. This is an invalid combination according to the comment above...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: netfilter: ctnetlink: Use netlink policy range checks. Replace manual range and mask validations with netlink policy annotations in ctnetlink code paths. This ensures that netlink core rejects invalid values early and can...

Astra Linux – Vulnerability in Linux

A issue was discovered in the Linux kernel before version 5.8. The lib/nlattr.c file allows attackers to cause a denial of service unbounded recursion through a nested Netlink policy with a back reference...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: netlink: added nla be16/32 types to the minlen array BUGs: KMSAN: uninit-value in nlavalidaterangeunsigned, lib/nlattr.c:222 inline BUGs: KMSAN: uninit-value in nlavalidateintrange, lib/nlattr.c:336 inline BUGs: KMSAN:...

SUSE CVE-2026-64537

In the Linux kernel, the following vulnerability has been resolved: bridge: cfm: reject invalid CCM interval at configuration time ccmtxworkexpired re-arms itself via queuedelayedwork using the configured expinterval converted by intervaltous. When expinterval is BRCFMCCMINTERVALNONE or out of...

Linux Distros Unpatched Vulnerability : CVE-2026-64537

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - bridge: cfm: reject invalid CCM interval at configuration time ccmtxworkexpired re-arms itself via queuedelayedwork using the configured expinterval converted b...

CVE-2026-64537

In the Linux kernel, the following vulnerability has been resolved: bridge: cfm: reject invalid CCM interval at configuration time ccmtxworkexpired re-arms itself via queuedelayedwork using the configured expinterval converted by intervaltous. When expinterval is BRCFMCCMINTERVALNONE or out of...

CVE-2026-64537

The CVE-2026-64537 issue affects the Linux kernel bridge subsystem (CFM) where cfm_tx_work_expired() re-arms with interval_to_us() using exp_interval. If exp_interval is BR_CFM_CCM_INTERVAL_NONE or out of range, interval_to_us() returns 0, causing the worker to run immediately in a tight loop and...

CVE-2026-64537 bridge: cfm: reject invalid CCM interval at configuration time

In the Linux kernel, the following vulnerability has been resolved: bridge: cfm: reject invalid CCM interval at configuration time ccmtxworkexpired re-arms itself via queuedelayedwork using the configured expinterval converted by intervaltous. When expinterval is BRCFMCCMINTERVALNONE or out of...

EUVD-2026-49588

In the Linux kernel, the following vulnerability has been resolved: bridge: cfm: reject invalid CCM interval at configuration time ccmtxworkexpired re-arms itself via queuedelayedwork using the configured expinterval converted by intervaltous. When expinterval is BRCFMCCMINTERVALNONE or out of...

CVE-2026-64537 bridge: cfm: reject invalid CCM interval at configuration time

In the Linux kernel, the following vulnerability has been resolved: bridge: cfm: reject invalid CCM interval at configuration time ccmtxworkexpired re-arms itself via queuedelayedwork using the configured expinterval converted by intervaltous. When expinterval is BRCFMCCMINTERVALNONE or out of...

PT-2026-65212

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the bridge CFM component where the ccm tx work expired function re-arms itself using queue delayed work based on a configured exp interval converted by interval to us...

SUSE-SU-2026:2722-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP7 kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2025-10263: arm64: errata: Mitigate TLBI errata on various Arm CPUs bsc1266290. - CVE-2025-68822: Input: alps - fix use-after-free bugs caused by dev3registerwor...

CVE-2026-53238

In the Linux kernel, the following vulnerability has been resolved: netlabel: validate unlabeled address and mask attribute lengths netlblunlabeladdrinfoget used the address attribute length to determine whether the attribute data could be read as an IPv4 or IPv6 address, but did not independentl...

UBUNTU-CVE-2026-53238

In the Linux kernel, the following vulnerability has been resolved: netlabel: validate unlabeled address and mask attribute lengths netlblunlabeladdrinfoget used the address attribute length to determine whether the attribute data could be read as an IPv4 or IPv6 address, but did not independentl...

CVE-2026-53238

In the Linux kernel, the following vulnerability has been resolved: netlabel: validate unlabeled address and mask attribute lengths netlblunlabeladdrinfoget used the address attribute length to determine whether the attribute data could be read as an IPv4 or IPv6 address, but did not independentl...

CVE-2026-53238 netlabel: validate unlabeled address and mask attribute lengths

In the Linux kernel, the following vulnerability has been resolved: netlabel: validate unlabeled address and mask attribute lengths netlblunlabeladdrinfoget used the address attribute length to determine whether the attribute data could be read as an IPv4 or IPv6 address, but did not independentl...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: blk-mq: use quiesced elevator switch when reinitializing queues CVE-2022-50552 In the Linux kernel, the following vulnerability has been resolved: net: clear the dst when changing skb protocol CVE-2025-38192 In th...